Home / 2,094.35-3,138.24-1,117.49

Finding the Fourth Proportional to 2,094.35, 3,138.24 and 1,117.49

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Solution

The fourth proportional to 2,094.35, 3,138.24 and 1,117.49 is: 1,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.35 : 3,138.24 = 1,117.49 : x
  2. Step 2: Convert to fraction form
    2,094.35/3,138.24 = 1,117.49/x
  3. Step 3: Cross multiply
    2,094.35x = 3,138.24 × 1,117.49
  4. Step 4: Simplify right side
    2,094.35x = 3,506,951.82
  5. Step 5: Solve for x
    x = 3,506,951.82/2,094.35
  6. Step 6: Final answer
    x = 1,674.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.